🔍 partially reviewed

550 RS

1953 - 1956

🗃 Sports Car

The Type 550/550 A is powered by an all aluminum 1,498 cc (1.5 L; 91.4 cu in) naturally aspirated aircooled 4 cylinder boxer engine known as the "Fuhrmann Engine" (Type 547).[1] It uses four camshafts (two on each side) driven by vertical shafts, so the valvetrain configuration is DOHC with 2 valves per cylinder, equipped with twin 2-barrel Solex PJJ carburetors and dual ignition with two separate ignition manifolds and two ignition coils as well as two double fall gasifiers. In its first version produced 110 PS (108 hp; 81 kW) at 6200 rpm and a maximum torque of 121 Nâ‹…m (89 lbâ‹…ft) at 5000 rpm [2] [3] [4] [5].
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